The Countersink, cataloged under National Stock Number 5133-01-559-9275, is classified within Federal Supply Class 5133 (Drill Bits, Counterbores, and Countersinks: Hand and Machine) of the Hand Tools group. The manufacturer of record is Fatigue Technology, Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5133-01-559-9275 |
| Primary Part Number | 1030-023 |
| Item Name | Countersink |
| FSC / FSG | 5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine |
| Manufacturer | Fatigue Technology, Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CSK-100-.1890 | Fatigue Technology, Inc (USA) |
| 1030-023 PRIMARY | Fatigue Technology, Inc (USA) |
NSN 5133-01-559-9275 is a Countersink, manufactured by Fatigue Technology, Inc, classified under FSC 5133, Drill Bits, Counterbores, and Countersinks: Hand and Machine. Status: active.
NSN 5133-01-559-9275 has 2 manufacturer part numbers on file: CSK-100-.1890 (Fatigue Technology, Inc), 1030-023 (Fatigue Technology, Inc).
Key specifications for 1030-023: Special Features: 100 DEGREE PILOTED HIGH SPEED STEEL COUNTERSINK CUTTER. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.